CN116255175A - TBM hydraulic anchor rod rotating and delivering device - Google Patents

Abstract

The invention discloses a TBM hydraulic anchor rod rotating and delivering device, which comprises: the sliding block is arranged on the sliding groove of the large gear ring in a sliding way, and is electrically connected with the sliding block motor; a mounting base; the rotary rod feeding structure comprises a rotary rod feeding oil cylinder, a first truss, a second truss and a third truss; when the piston rod of the rotary rod feeding oil cylinder stretches to a certain length, the first truss and the second truss are connected end to end in a linear mode, the third truss is parallel to the mounting surface, when the piston rod of the rotary rod feeding oil cylinder contracts to a certain length, the second truss and the third truss are connected in a linear mode in a superposition mode, and the third truss is perpendicular to the mounting surface. According to the invention, by controlling the mechanical swing of the truss, accurate grouting and supporting of the roof bolter assembly are ensured, and the anchoring effect is enhanced.

Description

TBM hydraulic anchor rod rotating and delivering device

Technical Field

The invention relates to the technical field of full-section hard rock tunnel boring machines. More particularly, the invention relates to a TBM hydraulic anchor rod rotating rod feeding device.

Background

TBM generally refers to a full-face hard rock tunnel boring machine, has the advantages of high boring speed, environmental protection, high comprehensive benefit and the like, and can realize long quick-freezing quick construction of complex geographic features which are difficult to realize by a traditional drilling and blasting method. The TBM mainly comprises a cutter head, a main driving system, a shield, a propulsion system, a supporting system, a main machine belt conveyor, an auxiliary supporting system and the like. The jumbolter is one of key equipment for anchor bolt support construction, and directly relates to whether the TBM can safely and smoothly tunnel and whether the engineering quality can meet the design requirement. In the prior art, the anchor rod is controlled by the wireless controller to perform rotary motion on the large gear ring, the angle from the side surface of the large gear ring to the front is excessively dependent on the wireless controller, once the motor assembly is displaced, a certain angle deviation exists between the anchor rod and the normal line of a tunnel when the anchor rod is rotated to the advanced support grouting position, the anchor rod cannot be parallel to the tunnel face when the anchor rod is rotated to the support position, and accurate support cannot be achieved.

Disclosure of Invention

The invention provides a TBM hydraulic anchor rod rotating and delivering device, which ensures accurate grouting and supporting of an anchor rod machine assembly and enhances the anchoring effect by controlling the mechanical swing of a truss.

To achieve these objects and other advantages and in accordance with the purpose of the invention, there is provided a TBM hydraulic rock bolt turning feed device comprising:

the sliding block is arranged on the sliding groove of the large gear ring in a sliding way, and is electrically connected with the sliding block motor;

the mounting base is of a triangle-like structure, and three hinge points are arranged at three vertex angles of the top surface of the mounting base;

the rotary rod feeding structure comprises a rotary rod feeding oil cylinder, a first truss, a second truss and a third truss, wherein the rotary rod feeding oil cylinder, the first truss, the second truss and the third truss are all arranged on the top surface of the mounting base and move on the same horizontal plane, a cylinder seat of the rotary rod feeding oil cylinder is hinged with a first hinging point, a piston rod of the rotary rod feeding oil cylinder is hinged with one end of the first truss, the middle part of the first truss is hinged with a second hinging point, the other end of the first truss is hinged with one end of the second truss, the other end of the second truss is hinged with the middle part of the third truss, one end of the third truss is hinged with a third hinging point, the other end of the third truss is rotatably provided with a roof bolter body, and the side surface, which is close to the first hinging point and the third hinging point, is a mounting surface for fixedly mounting the sliding block;

when the piston rod of the rotary rod feeding oil cylinder stretches to a certain length, the first truss and the second truss are connected end to end in a linear mode, the third truss is parallel to the mounting surface, when the piston rod of the rotary rod feeding oil cylinder contracts to a certain length, the second truss and the third truss are connected in a linear mode in a superposition mode, and the third truss is perpendicular to the mounting surface.

Preferably, the upper and lower parts of the rotary rod feeding cylinder, the first truss, the second truss and the third truss are respectively provided with a protection plate, and the protection plates are connected through a sealing plate and reserved with a notch for the third truss to rotate.

Preferably, the number of the large gear rings is two, the large gear rings are symmetrically distributed on two outer sides of the front section of the main beam, the large gear rings are of arc structures, the top and the bottom of the large gear rings are slidably mounted on the top surface and the bottom surface of the front section of the main beam, and sliding grooves for sliding the sliding blocks are arranged on the outer sides of the large gear rings.

Preferably, the top and bottom of the large gear ring are slidably mounted on the top and bottom of the front section of the main beam, and are realized through a gear ring limiting sliding structure, and the gear ring limiting sliding structure comprises:

a pair of frame bodies mounted on the front section of the main beam;

the gear and gear ring assembly comprises an annular gear ring, a driving gear and a driving gear motor, wherein the annular gear ring is horizontally arranged and formed by connecting a front semicircular section, a first linear section, a rear semicircular section and a second linear section end to end, the middle parts of the outer sides of the front semicircular section and the rear semicircular section are movably arranged on a pair of frame bodies through connecting rods, racks are arranged on the inner sides of the first linear section and the second linear section, teeth are arranged on a part of arc sections of the periphery of the driving gear, the driving gear is in point connection with the driving gear motor, the driving gear rotates to be meshed with the racks of the first linear section, the driving gear rotates to drive the annular gear ring to move forwards relative to the pair of frame bodies, the driving gear rotates to be meshed with the racks of the second linear section, and the annular gear ring moves backwards relative to the pair of frame bodies, and the outer sides of the first linear section are fixedly connected with the top or the bottom of the large gear ring;

the limiting groove is formed in the front section of the main beam, the limiting block is fixedly connected with the top or the bottom of the large gear ring, the limiting block is slidably arranged in the limiting groove, and the length of the limiting groove is set to be: when the annular gear ring moves forwards or backwards to the limit, the limiting block slides to the front end part or the rear end part of the limiting groove respectively.

Preferably, the annular gear ring and the driving gear are provided with a protective shell, the protective shell is fixedly connected with a pair of connecting rods, and a strip-shaped opening for the axle of the driving gear to pass through is reserved at the bottom of the protective shell.

Preferably, the third truss is rotatably mounted to the bolter body through a rotating structure, and the rotating structure includes:

the rotating sleeve comprises a fixed cylinder, a movable cylinder and a movable cylinder motor, the axes of the fixed cylinder and the movable cylinder are overlapped and horizontally arranged, the fixed cylinder is fixedly connected with the third truss, the movable cylinder is electrically connected with the movable cylinder motor, and the movable cylinder is driven by the movable cylinder motor to rotate relative to the fixed cylinder;

the rotating frame is of a U-like structure, two ends of the rotating frame are fixed on the movable cylinder, an abdication groove matched with the radian of the third truss is formed in the middle of the rotating frame, and the rotating frame is fixedly connected with the roof bolter body;

when the rotating frame rotates to a vertical state, the anchor rod sent out by the anchoring machine body is perpendicular to the face, and when the rotating frame rotates to a horizontal state and the abdicating groove is buckled with the third truss, the anchor rod sent out by the anchoring machine body is parallel to the face.

The invention at least comprises the following beneficial effects:

the first truss is connected with the sliding block through the mounting base, so that sliding on the large gear ring is realized, the mutual matching and traction of the rotary rod feeding oil cylinder, the first truss, the second truss and the third truss are realized, the third truss swings at a set point of a horizontal plane, the calculation accuracy of the wireless controller is not depended, accurate grouting and supporting of the roof bolter assembly are ensured, and the anchoring effect is enhanced.

The second and the sliding blocks are arranged in the sliding grooves of the large gear ring in a sliding manner, the sliding blocks are driven to slide to different height changing positions by the sliding block motor so as to perform grouting operation or supporting operation, the mounting base is preferably of an acute angle triangle structure, the inner side surface of the mounting base is a mounting surface for mounting the sliding blocks, fixed connection can be realized in an anchoring and welding mode, three hinging points arranged on the top surface are respectively connected with elements through U-shaped revolving frame rotating sleeve columns, the first truss, the second truss and the third truss are mutually pulled, a rotary rod feeding cylinder provides power, a traction point for forming the first truss is formed through extension and shortening of a piston rod, the first hinging point is arranged at a position close to one end of the first truss, a shorter section rotates for enabling a longer section to rotate for enabling a larger displacement of the second truss, the shorter section rotates for enabling a larger displacement of the second truss to be achieved in a 90-degree range, the third truss is pulled for enabling a larger displacement of the third truss to move in a 90-degree range, when grouting is required to be supported, the first truss is parallel to the first truss, the second truss is better in a position close to one end of the first truss, the first truss is better in a position to the first truss is better in a 180-degree range, the length of the first truss is required to be matched with the second truss is required to be controlled to be in a wireless manner, the first truss is required to be in a telescopic and is in a position, the first truss is required to be in a position, the first truss is better to be matched with the first truss is required to be in a position, and a position device is required to be in a position, and a wireless device is used to be well control device is in a position and a position device is required to be rotated.

Thirdly, the bolter body comprises a control mechanism, a rotating mechanism, a long feeding mechanism, a top plate mechanism, a sliding assembly and the like, the main steps of grouting and supporting are drilling, whether all parts are complete or not is checked before drilling, whether fasteners are loose or not is checked, whether all the control mechanisms are flexible or not is checked, whether an operation control switch of a main machine is in a closing position (wherein an oil cylinder is required to be retracted to a minimum value) is checked, when drilling is carried out, a handle of the feeding mechanism is put into a drill rod, the handle of the feeding mechanism is operated, the rotating mechanism is pushed to a position where a drill bit is close to a coal wall, the rotating mechanism is operated to positively rotate and push the handle to push the feeding mechanism, after drilling is completed, the feeding mechanism is withdrawn, the drill rod is withdrawn, a resin cartridge is put into a bolt hole, a tray is put on a top plate of the top plate mechanism, the bolt is inserted into the bolt hole, a nut end of the bolt is put into a stirrer, the feed handle is pushed, the bolt is rotated according to required time, the time is waited for the time required for packing, the nut is tightened, the drilling machine is retracted, and the support plate is retracted, and the top plate mechanism and the feeding mechanism is withdrawn to the original position.

Fourthly, the protection plate is arranged to prevent external sundries from falling to influence the turnover of each element, and the reserved notch is convenient for the third truss to swing within the range of 90 degrees; the big gear ring is in sliding connection with the front section of the main beam, so that stable forward movement during grouting is ensured; the gear ring limiting sliding structure is arranged to ensure stable and accurate sliding through double sliding limiting, the pair of frame bodies are arranged back and forth, the frame bodies are provided with through holes for connecting rods to slide through, rolling structures (such as idler wheels) and limiting structures (such as blocking rings with larger outer diameters), the annular gear rings and the driving gears are positioned on the same horizontal plane, fluted discs of the driving gears are sleeved on gear shafts, teeth are arranged on part of arc sections of the fluted discs and meshed with the annular gear rings, the driving gears are driven by a driving gear motor to rotate in a unidirectional mode, the teeth of the first straight line section and the teeth of the second straight line section are oppositely arranged, the driving gears are sequentially and alternately meshed with racks of the first straight line section and the second straight line section when rotating, the large gear rings are driven to move forwards and backwards, the large gear rings are driven to move forwards and are positioned when grouting operation is needed, the large gear rings are limited to travel of the large gear rings when supporting operation is needed, and the limiting grooves are matched with the limiting blocks in a sliding mode to further ensure that the large gear rings to advance to a preset position and retreat to the preset position; the protection shell is arranged to prevent external sundries from falling to affect the turnover of each element, and the reserved holes are convenient for the wheel shaft to pass through when the annular gear ring moves.

Fifth, the setting of rotating structure makes the roof-bolter body direct for third truss rotation 0-90, fixed cylinder installation third truss, move the section of thick bamboo and rotate under moving a section of thick bamboo motor drive, fixed cylinder, move the form of the inside and outside barrel of section of thick bamboo selectable, also can select the form of pressing from both sides in proper order to establish, move section of thick bamboo and rotating turret fixed connection, move the section of thick bamboo and rotate the drive rotating turret and rotate, the rotating turret rotates when to vertical state, the roof-bolter body is prepared for advanced support grouting, the rotating turret rotates to the horizontality, the groove of stepping down cooperates with third truss, the roof-bolter body is prepared for support, the arrangement of the multiple elements in narrow and small space of being convenient for realizes accurate location.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view showing a state of the rotary feed lever structure according to the present invention;

FIG. 3 is a schematic view of another state of the rotary feed bar structure according to the present invention;

fig. 4 is an enlarged schematic view of fig. 1 a according to the present invention.

Detailed Description

The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description.

It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

It should be noted that the experimental methods described in the following embodiments, unless otherwise specified, are all conventional methods, and the reagents and materials, unless otherwise specified, are all commercially available; in the description of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. The terms "transverse," "longitudinal," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for convenience in describing and simplifying the description of the present invention based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.

As shown in fig. 1-3, the present invention provides a TBM hydraulic rock bolt rotary bolt feeding device, comprising:

the sliding block 4 is arranged on the sliding groove of the large gear ring 2 in a sliding way, and the sliding block 4 is electrically connected with the sliding block motor;

the mounting base 5 is of a triangle-like structure, and three hinge points are arranged at the three vertex angles of the top surface of the mounting base 5;

the rotary rod feeding structure comprises a rotary rod feeding oil cylinder 61, a first truss 62, a second truss 63 and a third truss 64, wherein the rotary rod feeding oil cylinder 61, the first truss 62, the second truss 63 and the third truss 64 are all arranged on the top surface of the mounting base 5 and move on the same horizontal plane, a cylinder seat of the rotary rod feeding oil cylinder 61 is hinged with a first hinge point, a piston rod of the rotary rod feeding oil cylinder 61 is hinged with one end of the first truss 62, the middle part of the first truss 62 is hinged with a second hinge point, the other end of the first truss 62 is hinged with one end of the second truss 63, the other end of the second truss 63 is hinged with the middle part of the third truss 64, one end of the third truss 64 is hinged with the third hinge point, the other end of the third truss 64 is rotatably mounted with the anchoring machine body 1, and the side surface, which is close to the first hinge point and the third hinge point, is a mounting surface for fixedly mounting the sliding block 4.

When the piston rod of the rotary rod feeding cylinder 61 extends to a certain length, the first truss 62 and the second truss 63 are connected end to end in a linear manner, the third truss 64 is parallel to the mounting surface, when the piston rod of the rotary rod feeding cylinder 61 contracts to a certain length, the second truss 63 and the third truss 64 are connected in a linear overlapping manner, and the third truss 64 is perpendicular to the mounting surface.

In the above technical scheme, the installation base 5 is connected with the sliding block 4, so that the sliding on the large gear ring 2 is realized, the rod feeding oil cylinder 61, the first truss 62, the second truss 63 and the third truss 64 are matched and pulled mutually, the third truss 64 swings at a set position of a horizontal plane, the calculation accuracy of the wireless controller is not depended, the accurate grouting and supporting of the roof bolter assembly are ensured, and the anchoring effect is enhanced.

The sliding blocks 4 are slidably arranged in sliding grooves of the large gear ring 2, the sliding blocks are driven by a sliding block motor to slide to different height changing positions so as to perform grouting operation or supporting operation, the mounting base 5 is preferably of an acute angle triangle structure, the inner side surface of the sliding block is a mounting surface so as to mount the sliding blocks 4, fixed connection can be achieved through anchoring, welding and the like, three hinging points arranged on the top surface are respectively connected with elements through U-shaped rotating frames in a rotating sleeved mode, the first truss 62, the second truss 63 and the third truss 64 are mutually pulled, a rotary rod feeding cylinder 61 provides power, a traction point of the first truss 62 is formed through extension and shortening of a piston rod, the first hinging point is arranged at a position close to one end of the first truss 62, a relatively short section rotates for relatively small displacement to enable relatively long section rotation to be relatively large displacement, the hinging point of the second truss 63 and the third truss 64 is close to one end of the third truss 64, the relatively short section rotates for relatively large displacement to enable relatively long section rotation to be relatively large displacement to be in a 90 DEG range, when grouting is required, the first truss 63 and the first truss is required to be relatively parallel to the first truss 62, the first truss and the first truss is required to be relatively perpendicular to the first truss and the first truss is relatively perpendicular to the first truss 64, the first truss is required to be vertically controlled to be relatively rotate, the first truss and the main truss is required to be vertically controlled to be relatively vertically control the first truss and be relatively high, the main truss is required to be vertically aligned with the first truss and the truss is required to be vertically matched with the first truss and the truss is required to be vertically rotated.

The roof bolter body 1 includes control mechanism, rotary mechanism, advance to mechanism, roof board mechanism, slide to assembly etc. the main step of slip casting and strutted etc. is drilling, check whether each spare part is complete before the drilling, whether the fastener is not hard up, check whether each operating mechanism is nimble, check whether the operation control switch of host computer is in closed position (wherein the hydro-cylinder should withdraw minimum), during drilling, the feed mechanism handle is put into the drilling rod, the feed mechanism handle is operated, advance rotary mechanism to the drill bit press close to the coal wall, the forward rotation of operating rotary mechanism and advance handle make feed mechanism advance, drilling is to design hole depth, after the drilling is accomplished, withdraw the feed mechanism, withdraw the drilling rod, put into the stock downthehole with the resin cartridge, the tray is put on roof board of roof board mechanism, insert the stock downthehole, the agitator is put into to stock end nut end, promote the feed handle, rotate the stock in the stock propulsion downthehole according to required time, wait for the cartridge bag needs, tighten, the rig, withdraw the backup pad, withdraw roof board mechanism and feed mechanism to the former position.

In another technical scheme, the rotary rod feeding cylinder 61, the first truss 62, the second truss 63 and the third truss 64 are provided with protection plates up and down, and the protection plates are connected through sealing plates and reserved with notches for the third truss 64 to rotate. The protection plate is arranged to prevent external sundries from falling to influence the turnover of each element, and the reserved notch is convenient for the third truss 64 to swing within the range of 90 degrees.

In another technical scheme, the number of the large gear rings 2 is two, the large gear rings 2 are symmetrically distributed on two outer sides of the front girder section 3, the large gear rings 2 are of arc-shaped structures, the top and the bottom of the large gear rings 2 are slidably mounted on the top surface and the bottom surface of the front girder section 3, and sliding grooves for sliding the sliding blocks 4 are formed in the outer sides of the large gear rings 2. The large gear ring 2 is in sliding connection with the front section 3 of the main beam, so that stable forward movement during grouting is ensured.

In another technical scheme, the top and bottom of the large gear ring 2 are slidably mounted on the top and bottom surfaces of the main beam front section 3 through a gear ring limiting sliding structure, and the gear ring limiting sliding structure comprises:

a pair of frames 7 mounted on the main beam front section 3;

the gear and gear ring assembly comprises an annular gear ring, a driving gear and a driving gear motor, wherein the annular gear ring is horizontally arranged and formed by connecting a front semicircular section, a first straight line section, a rear semicircular section and a second straight line section end to end, the middle parts of the outer sides of the front semicircular section and the rear semicircular section are movably arranged on a pair of frame bodies 7 through connecting rods, racks are arranged on the inner sides of the first straight line section and the second straight line section, teeth are arranged on part of arc sections of the periphery of the driving gear, the driving gear is in point connection with the driving gear motor, the driving gear rotates to be meshed with the racks of the first straight line section, the driving gear rotates to drive the annular gear ring to move forwards relative to the pair of frame bodies 7, the driving gear rotates to be meshed with the racks of the second straight line section, and the annular gear ring moves backwards relative to the pair of frame bodies 7, and the outer sides of the first straight line section are fixedly connected with the top or bottom of the large gear ring 2;

spacing groove and stopper, the spacing groove sets up on the girder anterior segment 3, the stopper with top or bottom fixed connection of bull gear 2, the stopper slide set up in the spacing groove, the length of spacing groove sets up to: when the annular gear ring moves forwards or backwards to the limit, the limiting block slides to the front end part or the rear end part of the limiting groove respectively.

In the above technical scheme, the setting of the spacing sliding structure of ring gear ensures steady, accurate slip through two slip limiting, a pair of support body 7 sets up back and forth, have through hole and rolling structure (for example gyro wheel) that supplies the connecting rod to slide to pass, limit structure (for example the stop ring of great external diameter), annular ring gear, the driving gear is located same horizontal plane, the fluted disc cover of driving gear is established on the gear shaft, a part arc section of fluted disc is equipped with the tooth, tooth and annular ring gear meshing, driving gear motor drive driving gear unidirectional rotation, the tooth opposite arrangement of first straight line section, the tooth opposite arrangement of second straight line section, the driving gear is in turn with the rack meshing of first straight line section, the tooth meshing of second straight line section in proper order, drive bull gear 2 forward backward motion and location, backward motion and location when the grouting operation is required, limit the stroke of bull gear 2 through driving of driving gear motor, the sliding fit of limit groove and stopper further ensures bull gear 2 advance to the predetermined position, retreat to the predetermined position.

In another technical scheme, the annular gear ring and the driving gear are provided with a protective shell, the protective shell is fixedly connected with a pair of connecting rods, and a strip-shaped opening for a wheel shaft of the driving gear to pass through is reserved at the bottom of the protective shell. The protection shell is arranged to prevent external sundries from falling to affect the turnover of each element, and the reserved holes are convenient for the wheel shaft to pass through when the annular gear ring moves.

In another embodiment, as shown in fig. 4, the third truss 64 is rotatably installed on the roof bolting machine body 1 through a rotation structure, and the rotation structure includes:

the rotating sleeve 8 comprises a fixed cylinder, a movable cylinder and a movable cylinder motor, the axes of the fixed cylinder and the movable cylinder are overlapped and horizontally arranged, the fixed cylinder is fixedly connected with the third truss 64, the movable cylinder is electrically connected with the movable cylinder motor, and the movable cylinder is driven by the movable cylinder motor to rotate relative to the fixed cylinder;

the rotating frame 9 is of a U-like structure, two ends of the rotating frame 9 are fixed on the movable cylinder, an abdication groove matched with the radian of the third truss 64 is formed in the middle of the rotating frame 9, and the rotating frame 9 is fixedly connected with the roof bolter body 1;

when the rotating frame 9 rotates to a vertical state, the anchor rod sent out by the bolter body 1 is perpendicular to the face, and when the rotating frame 9 rotates to a horizontal state and the abdicating groove is buckled with the third truss 64, the anchor rod sent out by the bolter body 1 is parallel to the face.

In the above technical scheme, the setting of the rotating structure makes the bolter body 1 directly rotate 0-90 degrees relative to the third truss 64, the fixed barrel is provided with the third truss 64, the movable barrel rotates under the driving of the movable barrel motor, the fixed barrel and the movable barrel can select the form of the inner barrel and the outer barrel and can also select the form of the orderly clamping, the movable barrel is fixedly connected with the rotating frame 9, the rotating frame 9 is driven to rotate by the rotating barrel, when the rotating frame 9 rotates to a vertical state, the bolter body 1 is ready for advanced support grouting, when the rotating frame 9 rotates to a horizontal state, the abdicating groove is matched with the third truss 64, the bolter body 1 is ready for support preparation, and the arrangement of multiple elements in a narrow space is convenient for realizing accurate positioning.

The number of equipment and the scale of processing described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be readily apparent to those skilled in the art.

Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.

Claims (6)

1. TBM hydraulic anchor rod rotates and send pole device, its characterized in that includes:

   the sliding block is arranged on the sliding groove of the large gear ring in a sliding way, and is electrically connected with the sliding block motor;

   the mounting base is of a triangle-like structure, and three hinge points are arranged at three vertex angles of the top surface of the mounting base;

   the rotary rod feeding structure comprises a rotary rod feeding oil cylinder, a first truss, a second truss and a third truss, wherein the rotary rod feeding oil cylinder, the first truss, the second truss and the third truss are all arranged on the top surface of the mounting base and move on the same horizontal plane, a cylinder seat of the rotary rod feeding oil cylinder is hinged with a first hinging point, a piston rod of the rotary rod feeding oil cylinder is hinged with one end of the first truss, the middle part of the first truss is hinged with a second hinging point, the other end of the first truss is hinged with one end of the second truss, the other end of the second truss is hinged with the middle part of the third truss, one end of the third truss is hinged with a third hinging point, the other end of the third truss is rotatably provided with a roof bolter body, and the side surface, which is close to the first hinging point and the third hinging point, is a mounting surface for fixedly mounting the sliding block;

   when the piston rod of the rotary rod feeding oil cylinder stretches to a certain length, the first truss and the second truss are connected end to end in a linear mode, the third truss is parallel to the mounting surface, when the piston rod of the rotary rod feeding oil cylinder contracts to a certain length, the second truss and the third truss are connected in a linear mode in a superposition mode, and the third truss is perpendicular to the mounting surface.
2. 2. The TBM hydraulic rock bolt rotating and rod feeding device according to claim 1, wherein the rotating rod feeding cylinder, the first truss, the second truss and the third truss are respectively provided with a protection plate at the upper and lower sides, and the protection plates are connected through a sealing plate and reserved with a notch for the third truss to rotate.
3. 3. The TBM hydraulic anchor rod rotating and rod feeding device according to claim 1, wherein the number of the large gear rings is two, the large gear rings are symmetrically distributed on two outer sides of the front section of the main beam, the large gear rings are of arc-shaped structures, the top and the bottom of the large gear rings are slidably mounted on the top surface and the bottom surface of the front section of the main beam, and sliding grooves for sliding the sliding blocks are arranged on the outer sides of the large gear rings.
4. 4. A TBM hydraulic rock bolt rotary feed device as claimed in claim 3 wherein top and bottom sliding mounting of the large gear ring on top and bottom surfaces of the main beam front section is achieved by a gear ring limit sliding structure comprising:

   a pair of frame bodies mounted on the front section of the main beam;

   the gear and gear ring assembly comprises an annular gear ring, a driving gear and a driving gear motor, wherein the annular gear ring is horizontally arranged and formed by connecting a front semicircular section, a first linear section, a rear semicircular section and a second linear section end to end, the middle parts of the outer sides of the front semicircular section and the rear semicircular section are movably arranged on a pair of frame bodies through connecting rods, racks are arranged on the inner sides of the first linear section and the second linear section, teeth are arranged on a part of arc sections of the periphery of the driving gear, the driving gear is in point connection with the driving gear motor, the driving gear rotates to be meshed with the racks of the first linear section, the driving gear rotates to drive the annular gear ring to move forwards relative to the pair of frame bodies, the driving gear rotates to be meshed with the racks of the second linear section, and the annular gear ring moves backwards relative to the pair of frame bodies, and the outer sides of the first linear section are fixedly connected with the top or the bottom of the large gear ring;

   the limiting groove is formed in the front section of the main beam, the limiting block is fixedly connected with the top or the bottom of the large gear ring, the limiting block is slidably arranged in the limiting groove, and the length of the limiting groove is set to be: when the annular gear ring moves forwards or backwards to the limit, the limiting block slides to the front end part or the rear end part of the limiting groove respectively.
5. 5. The TBM hydraulic rock bolt rotating and rod feeding device according to claim 4, wherein the annular gear ring and the driving gear are provided with a protective shell, the protective shell is fixedly connected with a pair of connecting rods, and a strip-shaped opening for a wheel shaft of the driving gear to pass through is reserved at the bottom of the protective shell.
6. 6. The TBM hydraulic rock bolt rotation rod feeding apparatus of claim 1 wherein said third truss rotation mounting roof bolter body is accomplished by a rotation structure comprising:

   the rotating sleeve comprises a fixed cylinder, a movable cylinder and a movable cylinder motor, the axes of the fixed cylinder and the movable cylinder are overlapped and horizontally arranged, the fixed cylinder is fixedly connected with the third truss, the movable cylinder is electrically connected with the movable cylinder motor, and the movable cylinder is driven by the movable cylinder motor to rotate relative to the fixed cylinder;

   the rotating frame is of a U-like structure, two ends of the rotating frame are fixed on the movable cylinder, an abdication groove matched with the radian of the third truss is formed in the middle of the rotating frame, and the rotating frame is fixedly connected with the roof bolter body;

   when the rotating frame rotates to a vertical state, the anchor rod sent out by the anchoring machine body is perpendicular to the face, and when the rotating frame rotates to a horizontal state and the abdicating groove is buckled with the third truss, the anchor rod sent out by the anchoring machine body is parallel to the face.

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